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hackeroneOrangeH1:305972
HistoryJan 17, 2018 - 5:27 p.m.

Internet Bug Bounty: Potential infinite loop in gdImageCreateFromGifCtx!

2018-01-1717:27:50
orange
hackerone.com
$500
37

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

65.7%

JSON

Description

It is easy to trigger in web application if the web use GD as its image library.
For example, It can be triggered if a website resize the user-uploaded GIF, and ALL PHP version are affected!

Original bug report

Note

  • CVE-2018-5711 assigned

Thanks :)

Impact

A malicious GIF can trigger an infinite loop and lead to exhausted the server resource!

Related

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Fedora Update for gd FEDORA-2018-331af74020
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2018-01-21 00:00:00
SUSE: Security Advisory (SUSE-SU-2018:0260-1)
2021-04-19 00:00:00
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[SECURITY] Fedora 28 Update: gd-2.2.5-3.fc28
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2018-09-02 22:07:30
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Medium: php56, php70, php71
2018-02-07 17:10:00
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Moderate Photon OS Security Update - PHSA-2023-3.0-0612
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GD: Multiple vulnerabilities
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Security Bulletin: IBM BladeCenter Advanced Management Module (AMM) is affected by vulnerabilities in php
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2018-03-26 15:08:04
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(RHSA-2019:2519) Moderate: rh-php71-php security, bug fix, and enhancement update
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5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

65.7%

JSON
Related for H1:305972
osv5prion1veracode2cve1ubuntucve1openvas24fedora5redhatcve1f51debian2alpinelinux1debiancve1nessus26seebug1cloudfoundry1slackware2mageia1amazon1ubuntu1photon1gentoo1ibm2suse1redhat2rosalinux1oracle1